OCXO
OCXO SERIES 2000
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FEATURES
Miniature OCXO in standard 14-pin DIP package
Fast warm up
Frequencies up to 65 MHz
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ELECTRICAL PERFORMANCE
PARAMETER
Supply voltage, nom.
Power dissipation steady state
Heat up power
Heat up time.
Frequency range
Frequency Adjustment
Freq. stability vs. temperature
OCXO SERIES 2000
5V ±5% (3.3V Optional)
1.5 Watt Max.
3 Watt Max
3 min Max
1 To 65.536 MHz Standard
±5PPM Min (0 to 5V)
LX: 0°C to 60°C ±0.10 PPM
FZ: -30°C to 70°C ±0.25 PPM
D3: -40°C to 85°C ±0.30 PPM
(Standard, contact factory for different temp ranges and stabilities)
±0.015 PPM Max for ±5% Change
Freq. stability vs. supply
changes
Freq. stability vs. load changes
Long term stability (Aging)
±0.01 PPM Max for ±5% Change
±4 PPM Max for 10 Years
±0.005 PPM/Day Max.
Output
HCMOS/TTL Standard (Low voltage CMOS Available)
Duty cycle
40/60% to 60/40%
Rise- / fall time
10nS Max. (10%~90%Vout, 90%~10%Vout)
Short term Stability (10MHz)
5 E-10 /1Sec
Phase Noise (Typical at 10MHz
Offset
Phase Noise
under static Conditions)
10Hz
-90 dBc/Hz
100Hz
-125 dBc/Hz
1000Hz
-135 dBc/Hz
10000Hz -140 dBc/Hz
Note: All Typical parameters for a 10MHz output and 5V Supply, for different frequencies consult factory
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HOW TO ORDER (PART NUMBER)
Prefix
Output Type
Cut Type
Series
Revisio
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A
Temperature Range
First letter Lowest
Temperature,
Second letter Highest
Temperature:
From A=-55°C to
Z=+70°C, Then:
1=+75°C, 2=+80°C,
3=+85°C… in 5°C
steps Example:
LZ: +0°C to +70°C
LX: +0°C to +60°C
FZ: -30°C to +70°C
D3: -40°C to +85°C
Stability
Frequency
OX
2:HCMOS
4:LVCMOS
0:AT (No Vcontrol )
1: SC (No Vcontrol )
4: AT (Elect Vcontrol)
20:2000
Value x
10E-2 in
PPM
Example
28=
0.28PPM
10=
0.1PPM
In MHZ
R A L T R O N E L E C T R O N I C S C O R P .
§
1 0 6 5 1 N . W . 1 9
t h
S t
§
M i a m i , F l o r i d a 3 3 1 7 2
§
U . S . A
.
phone: +001(305) 593-6033
§
fax: +001(305)594-3973
§
e-mail: sales@raltron.com
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internet: http:/www.raltron.com
OCXO
Example
:
OX2020A-D3-28-20.000
Frequency 20 MHz
Temp Stability = 28 x 10E-2 = ±0.28 PPM
Operating Temp Range = -40°C to +85°C
Revision "A"
SERIES 2000
AT Cut crystal, no electrical control voltage
Output HCMOS
Prefix: OCXO
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MECHANICAL SPECIFICATION
HEIGHT, MAX. “H”:
0.450” / 11.43mm
OUTLINE TOLERANCE:
±0.015” / 0.4mm
PIN FUNCTIONS:
[ 1 ] NOT CONNECTED OR Vcontrol
[ 7 ] CASE / GROUND
[ 8 ] RF OUTPUT
[14] SUPPLY VOLTAGE
R A L T R O N E L E C T R O N I C S C O R P .
§
1 0 6 5 1 N . W . 1 9
t h
S t
§
M i a m i , F l o r i d a 3 3 1 7 2
§
U . S . A
.
phone: +001(305) 593-6033
§
fax: +001(305)594-3973
§
e-mail: sales@raltron.com
§
internet: http:/www.raltron.com
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